| Value | Category | Cases | |
|---|---|---|---|
| -99 | 1 |
0.5%
|
|
| 1 | Not effective at all | 9 |
4.3%
|
| 2 | 4 |
1.9%
|
|
| 3 | 5 |
2.4%
|
|
| 4 | 14 |
6.6%
|
|
| 5 | 19 |
9%
|
|
| 6 | 27 |
12.8%
|
|
| 7 | 34 |
16.1%
|
|
| 8 | 33 |
15.6%
|
|
| 9 | 15 |
7.1%
|
|
| 10 | Very effective | 15 |
7.1%
|
| 11 | N/A | 3 |
1.4%
|
| 12 | Don't know | 32 |
15.2%
|
| Sysmiss | 14 |